Götzenite

Tufts of pale yellow crystals in cavities in volcanic matrix
Origin: Mendig, Laacher See, Eifel, Germany
Sample size: thumbnail
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Glassy acicular crystals to 1 mm in a 5mm area on natrolite.
Origin: Mont St. Hilaire, Rouville Co., Quebec, Canada
Sample size: 3.5 x 2 x 2cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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